Red Bull's Sebastian Vettel wins the Indian Grand Prix to extend his championship lead over Fernando Alonso to 13 points.
Red Bull's Sebastian Vettel has won the Indian Grand Prix to register his fourth race victory in a row.
Ferrari's Fernando Alonso finished second ahead of Vettel's teammate Mark Webber.
The victory in India sees Vettel extend his championship lead over Alonso to 13 points and is now in firm contention to win the title with 75 points available in the remaining races.
Vettel, who started in pole position, controlled the race from start to finish at the Buddh International Circuit in Greater Noida.
McLaren's Lewis Hamilton finished fourth on Sunday ahead of teammate Jenson Button.
Live Commentary: Indian GP - Vettel wins from Alonso, Webber as it happened >